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Differential Direction Adaptive Based Reversible Information Hiding

机译:基于差分方向自适应的可逆信息隐藏

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In order to reversibly hide information in images with high capacity, an self-adaptive method is proposed in this paper by optimally selecting the differential direction. By dividing image into blocks, differences for adjacent pixel pairs in each blocks are computed in multi-directions. Based on the statistics of these differences, the optimal and self-adaptive strategy for increasing embedding capacity is introduced. The experimental results demonstrate that a significant improvement of embedding capacity is achieved, while the qualities of images is maintained.
机译:为了可逆地隐藏大容量图像中的信息,本文提出了一种通过优化选择差分方向的自适应方法。通过将图像划分为多个块,可以在多个方向上计算每个块中相邻像素对的差异。基于这些差异的统计数据,提出了提高嵌入能力的最佳自适应策略。实验结果表明,在保持图像质量的同时,可以显着提高嵌入能力。

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